@include mmaedia("des") {
    .activity_box{
        // width: $conten_width_pc;
        width: 100%;
        margin: 0 auto;
    }
    .activity_details{
        width: 100%;
        // background-color:rgba(102, 102, 102, 0.1);
        padding-bottom: 5rem;
    }
    .activity_content {
        margin: 0 auto;
        padding-bottom: 2.5rem;
        width: 80%;
        height: auto;
        background: #FFFFFF;
        align-items: center;
        display: flex;
        flex-direction: column;
        justify-content: flex-start;
       
        h2 {
            width: auto;
            height: 1.6875rem;
            font-family: SourceHanSansCN;
            font-weight: bold;
            font-size: 1.75rem;
            color: #333333;
            line-height: 1.8125rem;
            margin-top: 4.25rem;
        }

        h6 {
            width: auto;
            height: .9375rem;
            font-family: SourceHanSansCN;
            font-weight: 400;
            font-size: .875rem;
            color: #999999;
            line-height: 1.8125rem;
            margin-top: 1.1875rem;
        }

        hr {
            width: 80%;
            height: .0625rem;
            // border: .0625rem solid #999999;
            opacity: 0.22;
            margin-top: 4.375rem;
        }

        .activity_con_img {
            width: 40.25rem;
            height: 23.25rem;
            background: #02A0E7;
            margin-top: 1.9375rem;
        }

        p {
            width: 70%;
            height: auto;
            text-indent: 2em;
            font-family: SourceHanSansSC;
            font-weight: 300;
            font-size: .875rem;
            color: #666666;
            line-height: 2.25rem;
            margin-top: 3.3125rem;
        }

        .activity_button {
            width: 90%;
            height: 5rem;
            background: #FAFAFA;
            margin-top: 4.1875rem;
            display: flex;
            justify-content: space-around;

            button {
                width: 40%;
                height: 5rem;
                font-family: SourceHanSansSC;
                font-weight: 300;
                background: #FAFAFA;
                font-size: .9375rem;
                color: #666666;
                line-height: 5rem;
                border: 0rem;
                // 单行显示省略号
                overflow: hidden;
                text-overflow: ellipsis;
                white-space: nowrap;
            }

        }
    }

}